Missed the massive sets and that one-of-a-kind Worthy Farm magic? After taking a fallow year in 2026, the U.K.’s festival crown jewel is calling once more – and gearing up for a blockbuster return in 2027. The festival, which welcomes more than 200,000 fans to Somerset, south west England each June, remains one of the world’s defining stages for music’s biggest names. But the downtime also fuels many Glastonbury obsessives’ favorite pastime: speculation over who will take to the Pyramid Stage when the festival returns. With that in mind, here are some of the acts who could potentially headline Glastonbury 2027, ranked from least to most likely.